Home / 8,910,021.60-13,365,032.40-2,926,389.60

Finding the Fourth Proportional to 8,910,021.60, 13,365,032.40 and 2,926,389.60

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Solution

The fourth proportional to 8,910,021.60, 13,365,032.40 and 2,926,389.60 is: 4,389,584.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,910,021.60 : 13,365,032.40 = 2,926,389.60 : x
  2. Step 2: Convert to fraction form
    8,910,021.60/13,365,032.40 = 2,926,389.60/x
  3. Step 3: Cross multiply
    8,910,021.60x = 13,365,032.40 × 2,926,389.60
  4. Step 4: Simplify right side
    8,910,021.60x = 39,111,291,819,023.04
  5. Step 5: Solve for x
    x = 39,111,291,819,023.04/8,910,021.60
  6. Step 6: Final answer
    x = 4,389,584.40

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.